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InterviewSolution
This section includes InterviewSolutions, each offering curated multiple-choice questions to sharpen your Class 11 knowledge and support exam preparation. Choose a topic below to get started.
| 2051. |
What is parsecs |
| Answer» The parsec is a unit of length used to measure large distances to astronomical objects outside the Solar System .The unit of \'parsec\' is\xa0defined\xa0so that if the parallax angle is measured in arcseconds from the Earth at six month intervals, the distance to the star is in parsecs .\t1 parsec=206,265 AU\t1 parsec=3.0857X1016\xa0m\t1 parsec=3.2616 light years | |
| 2052. |
Difference between main scale reader and circular scale reader in micrometer |
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| 2053. |
Inclined projectile |
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| 2054. |
What is dimension |
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| 2055. |
Explain the terms :- 1) Unification and 2) Reductionalism |
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| 2056. |
Find the work done if force F=i+2j+3k |
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| 2057. |
What is the number of electrons that would weigh 1 kg mass of one electron is 9.1*10^31 |
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| 2058. |
Proof of work energy theorem by calculus method |
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| 2059. |
Are the derivations of projectlie motion important from the examination point of view?? |
| Answer» Obously<br>Yes | |
| 2060. |
Write the work energy theorm |
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| 2061. |
Equation of tragactory and its uses |
| Answer» It can be asked in NEET exams such as , Find the equation of trajectory if initial velocity of anything is something. It is use to prove that the path of projectile is parabola . | |
| 2062. |
What is resolution of a position vector in rectangular component |
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| 2063. |
What is projectile range |
| Answer» When the motionnoccur in curve path then the motion is called projectile motion<br>Horizontal distance covered by the object is known as projectile range | |
| 2064. |
Which is best book for PCM |
| Answer» For Maths: - Rd Sharma or RS Agarwal<br>For Chemistry: - PRADEEP CHEMISTRY<br>For Physics- HC VERMA | |
| 2065. |
The radius of a sphere is expressed as (5.3+-0.1)find the % error in volume of sphere. |
| Answer» 5.66%<br>5.6% | |
| 2066. |
What is the formula of projectile range |
| Answer» R=u2sin2theta/g | |
| 2067. |
Why is ice is more cold than snow? |
| Answer» Because ice is more solid than snow, snow is just like a sand | |
| 2068. |
What is parsec ? |
| Answer» 1 parsec= 3×10^16 m<br>A unit of distance used in astronomy equal to 3.26 light years | |
| 2069. |
What are three cases or conditions which is applicable for a projectile motion. |
| Answer» Ramesh Dahiya bandana vandana Saini | |
| 2070. |
Date of improvement exam for class 12 2019 |
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| 2071. |
Applications of the concept of impulse |
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| 2072. |
What is the resolution of vector in three dimension |
| Answer» Resolving a vector in 3 components along the x axis, y axis and z axis | |
| 2073. |
Correct defination of direction |
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| 2074. |
Define one light year and AU. |
| Answer» Light year- it is the distance travelled by light in vacuum in 1 yearAu- it is the average distance b/w the centre of sun and earth | |
| 2075. |
What is the important question in 1,2,3,4, chapters please tell me right answer |
| Answer» Everything is important | |
| 2076. |
Define angle of friction? ....??good night all |
| Answer» When the body placed on some surface is just on the point of sliding then in that condition the angle between applied force and normal force is called the angle of friction. If phi is angle of friction ,tan (phi)= mu, the coefficient of friction. Angle of friction is defined in the context of motion on inclined plane. | |
| 2077. |
Is there any diduction in sllabus of +1 and +2?? |
| Answer» Ch 7 bioOnly cockroach structure Frog and earthworm deleted | |
| 2078. |
Solved Questions of relative motion |
| Answer» | |
| 2079. |
What is the angle between2N force. And 3N force so that their resultant is 4 N |
| Answer» Cos theta =1/4 is it the answer | |
| 2080. |
What is difference between SONAR and RADAR......give atleast 5 points |
| Answer» Radar sends out electromagnetic waves, while sonar transmits acoustic waves. Radar signals are primarily for surface and atmospheric observations, because electromagnetic waves are diminished in the water. Sonar signals easily penetrate the water and are ideal for underwater navigation and detection. | |
| 2081. |
Complete defination of all error funtion |
| Answer» Hehhe | |
| 2082. |
Every motion is a circular motion. Explain.... |
| Answer» | |
| 2083. |
Write the types of vector |
| Answer» Types of vectors : zero vector , unit vector, position vector, equal vector etc | |
| 2084. |
The angle between P+Q and P-Q will be |
| Answer» I think P+Q=0(when two vectors are parallel) And P-Q= 180(when two vector are anti parallel)<br>What resultent is given...^_^<br>It\'s zero | |
| 2085. |
the resultant of two vectors u and v is perpendicular to the vector u |
| Answer» Its not the full question | |
| 2086. |
Define. E = m. C. Square |
| Answer» Albert se puchna padega<br>It\'s energy - mass relation | |
| 2087. |
Why concave mirror is converging |
| Answer» Its reflecting surface is bulging inwards.....so it coverges all the light rays falling on it and focus them at a single point....hence it is called converging mirror<br>Bcoz it converges all the light rays coming towards it. | |
| 2088. |
State and prove law of conservation of linear momentum. |
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| 2089. |
What is dimension?...✌ |
| Answer» dimensions of derived unit of a physical quantity are the powers to which the fundamental units of mass , length and time must be raised to express that physical quantity<br>Thanks Gyanendra<br>The number of times of fundamental quantity is contained in the given derived quantity is known as the dimension. | |
| 2090. |
Which is the best extra book for chemistry |
| Answer» New Simplified Chemistry, NCERT, Dinesh<br>MP shanaway<br>Mbd or pardeep | |
| 2091. |
using V1 graph for uniformly acceleration motion of a particle or body.prove that |
| Answer» Hence proved | |
| 2092. |
Triangle law of vector addition by analytical method |
| Answer» | |
| 2093. |
whai is light |
| Answer» Light is a wave which is made by photon which is travel in a straight path | |
| 2094. |
What. Is. The. Relation. Between. Friction and. Reaction |
| Answer» F=mu multiply Reaction | |
| 2095. |
Acc to cbse new rule physics syllabus add one chaphter |
| Answer» | |
| 2096. |
Full form of radar |
| Answer» Cbsc guide best app...to srydy<br>RAdio Detection and Ranging<br>RAdio Detection And Ranging | |
| 2097. |
Write the principle behind electron microscope |
| Answer» | |
| 2098. |
describe parrallax method? |
| Answer» Measurment the large distance is known as parallax e.g ) measurment distance of two planet | |
| 2099. |
Sir ray optic is not their |
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| 2100. |
What is point massobject |
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